Richardson’s Magneto Galvanic Battery $75.00 USD Sold on: 2013-Dec-07 Marketplace: eBay 3 Treasure 0 Trash 100% Detail: Richardson’s Magneto Galvanic Battery Interesting device intended to be worn as a pendant. The pendant, a little over 1½” in diameter, has a variety of metals (steel, copper, brass, silver) which... More Relevance Historical Items
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